Rough Riders

Rough Riders

Also Known As	Kid Dropper Gang Kid Dropper's Rough Riders Dropper gang
Origins
Founding Location	Lower East Side, Manhattan, New York City
Territory	Lower East Side Garment-industry labor disputes across Manhattan
Lineage
Predecessor(s)	Lower East Side street-gang and Five Points personnel networks (personal continuity, not formal succession)
Profile
Structure	Small street and labor-slugging gang; complete roster uncertain
Ethnicity	Predominantly Jewish-American
Activities	Labor slugging Strikebreaking and anti-strikebreaker violence Extortion and protection Assault Robbery and gambling Murder and contract violence
Politics
Leader	Nathan “Kid Dropper” Kaplan (also recorded as Caplin)
Rivals	Johnny Spanish's gang (Kaplan's former personal partner became a rival) Little Augies
Activity
Status	Collapsed after Kaplan's killing
Years Active	c. 1919–August 28, 1923

The Rough Riders were a predominantly Jewish-American Lower East Side gang led by Nathan “Kid Dropper” Kaplan. The group specialized in labor slugging: selling intimidation, assault and armed protection to competing unions, employers and contractors during New York labor disputes.

“Kid Dropper's Rough Riders” is a conventional name derived from Herbert Asbury's account that Kaplan called the gang the “Rough Riders of Jack the Dropper.” Contemporary newspapers more often called the organization the “Kid Dropper gang” or simply identified Kaplan as an East Side gang leader. The title does not imply any connection with Theodore Roosevelt's military regiment.

Origins and identity

Kaplan was born on the Lower East Side in 1891 and appears in records under Nathan Caplin and Kaplan. Later histories associate his early career with Paul Kelly's Five Points Gang, but personal membership or neighborhood continuity does not make the Rough Riders a formal Five Points successor.

The gang was predominantly Jewish-American, but that description is not evidence about Jewish workers, unions or communities generally. Person-specific evidence is required for membership.

Labor slugging

Labor sluggers were paid to assault strikebreakers, intimidate workers, guard meetings, break strikes or attack rival contractors. The same gang could work for labor or management at different times. A 1923 international newspaper report described East Side unions and employers hiring rival gunmen and quoted police captain Cornelius Willemse on the prices charged for assaults and killings.

This activity should be distinguished from ordinary trade unionism. A union's use of gangsters in a particular dispute does not turn the union or its membership into a criminal organization.

Johnny Spanish partnership and rivalry

Kaplan and Johnny Spanish emerged from the same Lower East Side gang environment. After their release from prison around 1917, they cooperated in labor slugging, but their partnership deteriorated into competition. This personal partnership preceded the securely reconstructed Rough Riders phase and should not be treated as a merger of two fully formed gangs.

Spanish was killed on July 29, 1919. Later narratives commonly blame Kaplan or his faction, but no murder conviction established Kaplan's responsibility. John Jay College's archival catalog preserves the earlier 1911 prosecution and contemporary reporting that police regarded Spanish as a successor to Monk Eastman and connected him with violence involving Kaplan.

Spanish's death left Kaplan with greatly increased influence in labor slugging. That result does not prove one formal merger of the two gangs.

War with the Little Augies

By 1923 Kaplan faced competition from Jacob “Little Augie” Orgen and his associates. The conflict concerned control of paid labor violence and Lower East Side rackets. Later accounts identify Louis “Lepke” Buchalter, Jacob “Gurrah” Shapiro and Jack “Legs” Diamond with Orgen's side, but their later prominence should not be projected backward into a fixed 1923 hierarchy without specific evidence.

The names “Rough Riders” and “Little Augies” describe rival gangs or factions, not legal corporations. The frequently repeated label “Labor Slugger Wars” is a later organizing term for several distinct waves of conflict.

Kaplan's killing and decline

Police arrested Kaplan for carrying a concealed weapon on August 28, 1923. While detectives escorted him from Essex Market Court toward a taxi, a gunman shot him dead and wounded the driver. The New York Times called Kaplan a notorious East Side gang leader and gunman.

Louis Cohen, also identified as Louis Kerzner, was arrested at the scene. A grand jury indicted him for first-degree murder two days later. Cohen's connection with Orgen's side supports the factional-war context, but later claims that Buchalter, Shapiro or Diamond ordered the shooting require attribution rather than treatment as adjudicated fact.

Kaplan's death broke the Rough Riders' position, and Asbury says his men quickly dispersed. The Little Augies were rivals that benefited from the resulting opening, not a clean institutional successor. This was displacement and recruitment of individuals, not a documented merger of two intact organizations.

Organizational limits

The article does not assign a complete membership list because newspaper shorthand often attached Kaplan's name to gunmen involved in separate incidents. “Rough Riders” should be understood as the best-known label for Kaplan's core gang, not every criminal who worked for him or every labor slugger in New York.